Radeon HD 6670 and HD Graphics 4000 - video card comparison
Passmark - benchmark score Radeon HD 6670 vs HD Graphics 4000
Radeon HD 6670
752
HD Graphics 4000
468
Radeon HD 6670
HD Graphics 4000
Architecture
TeraScale 2 (2009−2015)
Gen. 7 Ivy Bridge (2011−2012)
GPU code name
Turks
Ivy Bridge
Market segment
Desktop
Laptop
Release date
April 2011
March 2011
Bus support
PCIe 2.0 x16
-
Interface
PCIe 2.0 x16
PCIe 1.0 x16
Supplementary power connectors
None
-
Boost clock speed
800 MHz
1350 MHz
Core clock speed
-
350 MHz
Floating-point performance
768.0 gflops
33.6 gflops
Manufacturing process technology
40 nm
22 nm
Number of transistors
716 million
1,200 million
Pipelines / CUDA cores
480
16
Power consumption (TDP)
66 Watt
unknown
Texture fill rate
19.20
20.80
Memory type
GDDR5
System Shared
Maximum RAM amount
1 GB
System Shared
Memory bus width
128 Bit
64/128 Bit
Memory clock speed
1050 MHz
System Shared
Memory bandwidth
64 GB/s
-
Shared memory
-
+
Display Connectors
1x DVI, 1x HDMI, 1x VGA
No outputs
Eyefinity
1
-
HDMI
+
-
DisplayPort support
-
-
DirectX
DirectX® 11
11.1 (11_0)
Mantle
-
-
OpenCL
1.2
1.2
OpenGL
4.4
4.0
Shader Model
5.0
5.0
Vulkan
-
1.1.80
AppAcceleration
-
-
CrossFire
1
-
Enduro
-
-
HD3D
-
-
PowerTune
-
-
Quick Sync
-
+
TrueAudio
-
-
ZeroCore
-
-